If '-' means '*', '*' means '+', '÷'... - Solved | MCA Prep

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Question 13

Logical Reasoning Coding Decoding Medium

If '-' means '*', '*' means '+', '÷' means '-' and '+' means '÷', then \[\text{40 * 12 + 3 - 6 ÷ 60 = ?}\]

(A) 7.95

(B) 16

(C) 44

(D) 4

✓ Correct Answer: Option D Verified Solution

📘 Step-by-Step Solution & Detailed Explanation:

1. Substitute the Operators

Original expression: 40 * 12 + 3 - 6 ÷ 60
Given code: * means +, + means ÷, - means *, ÷ means -
New expression: 40 + 12 ÷ 3 * 6 - 60

2. Solve the New Expression

Division: 12 ÷ 3 = 4

Expression becomes: 40 + 4 * 6 - 60
Multiplication: 4 * 6 = 24

Expression becomes: 40 + 24 - 60
Addition: 40 + 24 = 64

Expression becomes: 64 - 60
Subtraction: 64 - 60 = 4

Conclusion:

The final value of the expression is 4.

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